Home / 120,892.04-180,122.98-114,101.24

Finding the Fourth Proportional to 120,892.04, 180,122.98 and 114,101.24

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Solution

The fourth proportional to 120,892.04, 180,122.98 and 114,101.24 is: 170,005.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,892.04 : 180,122.98 = 114,101.24 : x
  2. Step 2: Convert to fraction form
    120,892.04/180,122.98 = 114,101.24/x
  3. Step 3: Cross multiply
    120,892.04x = 180,122.98 × 114,101.24
  4. Step 4: Simplify right side
    120,892.04x = 20,552,255,370.50
  5. Step 5: Solve for x
    x = 20,552,255,370.50/120,892.04
  6. Step 6: Final answer
    x = 170,005.03

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.